8-7r-2(2-r)=3-(r+3)

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Solution for 8-7r-2(2-r)=3-(r+3) equation: 



8-7r-2(2-r)=3-(r+3)

We move all terms to the left:

8-7r-2(2-r)-(3-(r+3))=0

We add all the numbers together, and all the variables

-7r-2(-1r+2)-(3-(r+3))+8=0

We multiply parentheses

-7r+2r-(3-(r+3))-4+8=0



We calculate terms in parentheses: -(3-(r+3)), so:

3-(r+3)

determiningTheFunctionDomain
-(r+3)+3

We get rid of parentheses

-r-3+3

We add all the numbers together, and all the variables

-r

Back to the equation:

-(-r)



We add all the numbers together, and all the variables

-7r+2r-(-1r)-4+8=0

We add all the numbers together, and all the variables

-5r-(-1r)+4=0

We get rid of parentheses

-5r+1r+4=0

We add all the numbers together, and all the variables

-4r+4=0

We move all terms containing r to the left, all other terms to the right

-4r=-4

r=-4/-4

r=1

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